java.lang.Object
org.apache.lucene.search.FieldComparator<Float>
org.apache.lucene.search.comparators.NumericComparator<Float>
org.elasticsearch.index.fielddata.fieldcomparator.HalfFloatComparator

public class HalfFloatComparator extends org.apache.lucene.search.comparators.NumericComparator<Float>
Comparator for hal_float values. This comparator provides a skipping functionality – an iterator that can skip over non-competitive documents.
  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    class 
    Leaf comparator for HalfFloatComparator that provides skipping functionality

    Nested classes/interfaces inherited from class org.apache.lucene.search.comparators.NumericComparator

    org.apache.lucene.search.comparators.NumericComparator.NumericLeafComparator

    Nested classes/interfaces inherited from class org.apache.lucene.search.FieldComparator

    org.apache.lucene.search.FieldComparator.RelevanceComparator, org.apache.lucene.search.FieldComparator.TermValComparator
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected float
     
    protected float
     

    Fields inherited from class org.apache.lucene.search.comparators.NumericComparator

    field, hitsThresholdReached, missingValue, pruning, queueFull, reverse, singleSort, topValueSet
  • Constructor Summary

    Constructors
    Constructor
    Description
    HalfFloatComparator(int numHits, String field, Float missingValue, boolean reverse, org.apache.lucene.search.Pruning pruning)
     
  • Method Summary

    Modifier and Type
    Method
    Description
    int
    compare(int slot1, int slot2)
     
    org.apache.lucene.search.LeafFieldComparator
    getLeafComparator(org.apache.lucene.index.LeafReaderContext context)
     
    void
     
    value(int slot)
     

    Methods inherited from class org.apache.lucene.search.comparators.NumericComparator

    disableSkipping, setSingleSort

    Methods inherited from class org.apache.lucene.search.FieldComparator

    compareValues

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  • Field Details

    • topValue

      protected float topValue
    • bottom

      protected float bottom
  • Constructor Details

    • HalfFloatComparator

      public HalfFloatComparator(int numHits, String field, Float missingValue, boolean reverse, org.apache.lucene.search.Pruning pruning)
  • Method Details

    • compare

      public int compare(int slot1, int slot2)
      Specified by:
      compare in class org.apache.lucene.search.FieldComparator<Float>
    • setTopValue

      public void setTopValue(Float value)
      Overrides:
      setTopValue in class org.apache.lucene.search.comparators.NumericComparator<Float>
    • value

      public Float value(int slot)
      Specified by:
      value in class org.apache.lucene.search.FieldComparator<Float>
    • getLeafComparator

      public org.apache.lucene.search.LeafFieldComparator getLeafComparator(org.apache.lucene.index.LeafReaderContext context) throws IOException
      Specified by:
      getLeafComparator in class org.apache.lucene.search.FieldComparator<Float>
      Throws:
      IOException